Taillight bulb holder VAG Group | 5P8945257 original, 21W socket, left/right

Main Benefits

This 5P8945257 bulb holder restores reliable rear lighting, essential for road safety and ITV approval, with contacts that resist moisture and vibrations.
Common diagnosis: intermittent or complete failure of rear lights due to a defective holder.

Features and Materials

Reinforced plastic holder with plated metal connectors, weight 0.40 kg, for P21W 12V 21W bulb.
Universal left/right design for VAG Group outer tail lights.

How to use / Who is it for

For mechanics/DIY in SEAT Altea XL (2004-15), VW Golf VI/Passat B7, Audi A3 8P, Škoda Octavia II with burnt-out/intermittent tail lights.
Access the tail light, remove the bulb, replace the holder, reinstall (5 min).

Why choose it

Generic holders corrode causing shorts; OEM VAG lasts 10+ years in real conditions.
Economical ~10-20€ vs official workshop 50€+ labor.

Frequently Asked Questions (FAQ)

21W Bulb?
Yes, standard P21W for rear position/brake lights.
Left or right?
Universal for both outer tail lights.
Which models?
SEAT Altea XL, VW Golf VI, Passat B7, León 1P.
Warranty?
2 years OEM VAG factory warranty.

Technical data 

• Type: Rear light bulb holder

• Reference: 5P8945257

• Bulb: P21W 21W 12V

• Position: Left/right outer

• Weight: 0.40 kg

• Compatibility: Altea XL/Golf VI/Passat B7

• Warranty: 2 years OEM

OEM VAG 5P8945257 bulb holder for 21W tail lights; check pilot compatibility.
Clean contacts before mounting for maximum conductivity.

Add the 5P8945257 bulb holder to your cart and fix your VAG tail lights.